# Note Everything vs Subnet Calculator

The clearest difference is update cadence: Subnet Calculator at every 2 weeks against Note Everything's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Note Everything sells 1 in-app purchase, starting at $9.99 per year and Subnet Calculator sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Note Everything ships an update every 5 months, Subnet Calculator every 2 weeks. The most recent releases landed on October 8, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Note Everything | Subnet Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 86 MB | 2 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Tran Van Diep](https://appshunter.io/developer/1601772001) | [福赐 林](https://appshunter.io/developer/6789946002) |

## What reviewers say

### Note Everything

[App page](https://appshunter.io/ios/app/note-everything/id6479020525)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per year |


### Subnet Calculator

[App page](https://appshunter.io/ios/app/subnet-calculator-ip-and-cidr/id6793049929)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| Permanent Unlock | $0.99 | one-time |


## Frequently asked questions

### Is Note Everything free?

Note Everything is free to download, with in-app purchases available.

### Is Subnet Calculator free?

Subnet Calculator is free to download, with in-app purchases available.

### Do Note Everything or Subnet Calculator have ads?

Neither Note Everything nor Subnet Calculator shows ads.

### Which is updated more often, Note Everything or Subnet Calculator?

Note Everything ships an update every 5 months, and Subnet Calculator every 2 weeks. Most recently, Note Everything was updated on October 8, 2026 and Subnet Calculator on October 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*